Now as the man could run fast and from time to time another took his place and the elephant had to use a lot of effort in turning corners, it soon became evident that the big pachyderm was tiring of the exercise.
"The Boy Aviators in Africa"
Captain Wilbur Lawton
All of them had heard that an ordinary leaden bullet will not penetrate the tough thick skin of the great "pachyderm."
"Popular Adventure Tales"
Mayne Reid
"Kind of Silurian an' solemn, ain't it," he murmured, "the moon shinin' onto the rump of that primeval pachyderm.
"The Maids of Paradise"
Robert W. (Robert William) Chambers